TW-2210 Digital PD Meter

TW-2210 Digital PD Meter

Model No.︰TW-2210

Brand Name︰Towoo

Country of Origin︰China

Unit Price︰-

Minimum Order︰-

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specifications︰ MAJOR TECHNICAL PARAMETERS
Range of measurement:
Pupillary distance of two eyes: 45mm—82mm;
Pupillary distance of the left and right eyes: 22.5mm—41mm;

Working distance measuring grades: 30cm、35cm、40cm、50cm、65cm、1m、2m、∞;

Indication error:<0.5mm;

Asymmetry error:<0.5mm;

Rounding error:<0.5mm;

Automatic shut-off:1 minute after operation stops;

Power source:DC 6V;

Overall dimension: 212mm×158mm×58mm;

Weight:550g;